President Obama casts an early ballot for the midterm elections at the Dr. Martin Luther King Community Service Center in Chicago on Monday. Brendan Smialowski/AFP/Getty Images hide caption

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Clay Aiken hugs a supporter during an election night watch party May 6 in Holly Springs, N.C. Aiken went on to win the primary by fewer than 400 votes. Gerry Broome/AP hide caption

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North Carolina Libertarian Senate candidate Sean Haugh (center), Sen. Kay Hagan and Republican candidate Thom Tillis attend a debate on Oct. 9. Haugh's tie features a cartoon cat. He says his mom gave it to him. Gerry Broome/AP hide caption

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President Obama boards Air Force One after attending a Democratic fundraiser in Newport, R.I. in August. Ahead of this fall's midterm elections, he's not doing big public rallies for Democratic candidates, instead opting for private events. Charles Krupa/AP hide caption

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Republican congressional candidate Elise Stefanik, 30, says her generation "can't just complain about the problems — we have to help solve them as well, because we're ultimately inheriting them." Mike Groll/AP hide caption

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In this ad from Republican Stewart Mills, his wife Heather says he dons pink heels each year to raise money for victims of domestic violence. YouTube hide caption

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Army Command Sgt. Maj. Bennie G. Adkins receives the Medal of Honor during a ceremony at the White House. He describes the battle that earned him the medal as the toughest he saw in three tours of duty in Vietnam. Alex Wong/Getty Images hide caption

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President Obama's plan to degrade and destroy the Islamic state poses a challenge for members of his own party, who have traditionally provided the anti-war voices in Congress. Saul Loeb/AP hide caption

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